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Inventor

Toshifumi Masuda

Inventor
Yokosuka, JP

Overview

5→
Patents
2011–2015
Patent span
Mechanical engineering
Primary field (CPC F)

Patents· 5 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

F21Sprimary
F21SNon-portable lighting devices25%
F21VFunctional features or details of lighting devices or systems thereof25%
F21YIndexing scheme associated with subclasses f21k, f21l, f21s and f21v, relating to the form or the kind of the light sources or of the colour of the light emitted25%
F21KNon-electric light sources using luminescence8%
LOC138%
LOC268%
PatentTitleYear
8,939,612'Luminaire having a socket, a radiating member and a reflecting member fixed therebetween'20158,641,246'Lamp unit and lighting fixture'20148,511,863'Luminaire'2013D0665117'Recessed lighting fixture'2012D0651173'Lamp socket'2011

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2011–2015Patents assigned to MASUDA TOSHIFUMI (5)· patent assignee history
2011–2015Patents assigned to TOSHIBA LIGHTING & TECHNOLOGY (5)· patent assignee history
2011–2014Patents assigned to OSADA TAKESHI (2)· patent assignee history
2011–2014Patents assigned to OSAWA SHIGERU (2)· patent assignee history
2011–2014Patents assigned to TAKAHARA YUICHIRO (2)· patent assignee history
2011–2015Based in Yokosuka, JP· patent location history
2012–2013Based in Kanagawa, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
MASUDA TOSHIFUMIself52011–2015
TOSHIBA LIGHTING & TECHNOLOGY52011–2015
OSADA TAKESHI22011–2014
OSAWA SHIGERU22011–2014
TAKAHARA YUICHIRO22011–2014
Locations
LocationPatentsSpan
Yokosuka, JP32011–2015
Kanagawa, JP22012–2013